Clean Water Act discharge permit · NPDES IL0077691

PETERSBURG WTP, Petersburg, IL: NPDES IL0077691 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
6Pollutants with an effluent exceedance

PETERSBURG WTP, held by PETERSBURG, CITY OF, holds NPDES permit IL0077691, which discharges to Sangamon River. EPA’s file records it issued September 20, 2018 and expiring September 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	PETERSBURG WTP
Permittee as filed	PETERSBURG, CITY OF
NPDES ID	IL0077691
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	September 20, 2018
Expiration date	September 30, 2023
Address	Petersburg, IL 62675
Receiving water	SANGAMON RIVER
Subwatershed	Cocord Creek-Sangamon River (HUC 071300080602)
SIC	4941 – Water Supply

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

9Pollutants on file
9Under a numeric limit
9With a violation of any kind
6With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	4	130	82	November 30, 2023	3,767% over the limit
Chlorine, total residual	2	69	56	February 28, 2026	19,660% over the limit
Chloride [as Cl]	4	16	8	June 30, 2019	2,500% over the limit
Iron, total [as Fe]	4	53	5	October 31, 2014	390% over the limit
pH	4	54	3	January 31, 2012
Temperature, water deg. fahrenheit	4	14	1	December 31, 2013	1% over the limit
Flow, in conduit or thru treatment plant	4	48	0
Coliform, fecal general	2	5	0
BOD, 5-day, 20 deg. C	2	3	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IL0077691.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IL0077691 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers Clean Water Act NPDES permit IL0077691 for PETERSBURG WTP in Petersburg, IL, held by PETERSBURG, CITY OF and discharging to the SANGAMON RIVER within the Cocord Creek-Sangamon River subwatershed (HUC 071300080602). The permit is listed as administratively continued, with a Minor discharger class, 9 pollutants on file, 9 of them under a numeric limit, and 6 pollutants with an effluent exceedance.